Bosch APC-AMC2-4R4CF - 4.9.1 RS-485 Two Wire Connection; 4.9.2 RS-485 Four Wire Connection; 4.9.3 DIP switch selector

Access Modular Controller 2 Introduction | en 23
Bosch Access Systems V.B. Installation manual 2020-01 | V02 |
Figure3.27: Jumpers at the bottom side
Figure3.28: Jumpers at the bottom side
Figure3.29: Jumpers at the bottom side
19 Jumper for setting either voltage free relay output (“dry” mode) or looped-in voltage
from the AMC2 internal power supply (“wet” mode).
20 Jumper: Potential equalization between different systems and earth ground (shield)
for the bus systems.
21 Jumper: Equalization of potential between different systems and earth ground
(shield) for the extension interface.
19 Jumper for setting either voltage free relay output (“dry” mode) or looped-in voltage
from the AMC2 internal power supply (“wet” mode).